US4852530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air pollution control electrocatalytic converter
Assignee: Individual
•
Filing: 1989-01-18
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Granted: 1989-08-01
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Expires: 2009-01-18
Abstract
Abstract An electrocatalytic converter according to the present invention includes a base portion having a fixing portion formed on an outer wall thereof and a terminal insulatedly provided therein and connected to an electrical source; a plurality of outwardly projected heating fins covered with a thin coating of platinum, palladium and rhodium formed on the outer wall of the heating surface; a heating means, integrally connected to the base portion, having a heating surface formed on a wall surface thereof and composed of a catalyst comprising a transition material and a heating means having a resistive exothermic element connected to the element being provided adjacent.
Inventors
- 👤 Manolis John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:21
CPC Classifications
F; F23; F23Q; F23Q7/00; F23Q7/001
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
135 words
An electrocatalytic converter comprising: (i) a base portion having a fixing portion formed on an outer wall thereof and a terminal insulatedly provided therein and connected to an electrical source; (ii) a heater means integrally connected to the said base portion, having heating surface and heating fins formed on a wall surface thereof and composed of a catalyst a transition metal; (iii) a heating means comprising a resistive exothermic element connected to the terminal of said base portion, the resistive exothermic element being provided adjacent to the heating surface within the heating means; (iv) a plurality of heating means fins outwardly extending projections radially mounted on the outer wall of the base portion and (v) said base portion and heating fins are covered with a thin coating of platinum (Pt), palladium (Pd) and rhodium (Rd).
Claim 2
Dependent Claim
135 words
An electrocatalytic converter comprising: (i) a base portion having a fixing portion formed on an outer wall thereof and a terminal insulatedly provided therein and connected to an electrical source; (ii) a heater means integrally connected to the said base portion, having heating surface and heating fins formed on a wall surface thereof and composed of a catalyst a transition metal; (iii) a heating means comprising a resistive exothermic element connected to the terminal of said base portion, the resistive exothermic element being provided adjacent to the heating surface within the heating means; (iv) a plurality of heating means fins outwardly extending projections radially mounted on the outer wall of the base portion and (v) said base portion and heating fins are covered with a thin coating of platinum (Pt), palladium (Pd) and rhodium (Rd).
Claim 3
Dependent Claim
20 words
An electrocatalytic converter according to claim 1, wherein said heating fins are covered with a thin coating of platinum (Pt).
Claim 4
Dependent Claim
20 words
An electrocatalytic converter according to claim 1, wherein said heating fins are covered with a thin coating of palladium (Pd).
Claim 5
Dependent Claim
20 words
An electrocatalytic converter according to claim 1, wherein said heating fins are covered with a thin coating of rhodium (Rd).
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-07-31 | 1993-01-30 | 1993-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-07-31 | 1997-01-30 | 1997-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-07-31 | 2001-01-30 | 2001-08-01 | $7700.00 | Window Closed / Lapsed |